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Diss Factsheets

Physical & Chemical properties

Melting point / freezing point

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Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: basic information is given
Qualifier:
no guideline available
Principles of method if other than guideline:
no data
GLP compliance:
not specified
Type of method:
other: no data
Melting / freezing pt.:
1 380 °C
Conclusions:
NiAl melts at 1380°C.
Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Qualifier:
according to guideline
Guideline:
other: OECD Guideline 113, Screening Test for Thermal Stability and Stability in Air
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Remarks:
Landesamt für Umwelt, Wasserwirtschaft und Gewerbeaufsicht
Type of method:
thermal analysis
Remarks:
screening via DSC (differential scanning calorimetry)
Melting / freezing pt.:
> 519 °C
Decomposition:
no
Sublimation:
no

After thermal treatment during the test the test item was visually unchanged. The DSC curve showed no signs of endothermic or exothermic transitions.

Conclusions:
From the DSC curve it can be derived that the test item has a melting point above 519 °C. Thus the test item is stable up to 150 °C according to OECD 113.

Description of key information

From experimental testing (DSC) it can be derived that the test item has a melting point above 519 °C. Through secondary literature a value of 1380°C as melting point is given.

Key value for chemical safety assessment

Melting / freezing point at 101 325 Pa:
1 380 °C

Additional information